vill.shinjo.okayama.jp	IN	MX	sco-mx.sec-cloud.pref.okayama.jp
vill.shinjo.okayama.jp	IN	NS	sco-odns.sec-cloud.pref.okayama.jp
vill.shinjo.okayama.jp	IN	TXT	v=spf1 ip4:210.236.107.102 ip4:210.236.107.52 ip4:203.99.231.226 ~all